-if (isset($_GET['screen_name'])) {
- $screen_name = $_GET['screen_name'];
-} else if (isset($argv[1])) {
- $screen_name = $argv[1];
-} else {
- if (isset($_SERVER['SCRIPT_NAME']))
- $usage = htmlentities("{$_SERVER['SCRIPT_NAME']}?screen_name=<screen_name>");
+function usage($argv)
+{
+ if (php_sapi_name() != 'cli')
+ $usage = htmlentities("{$_SERVER['SCRIPT_NAME']}?src_url=<src_url>");